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Home/ Engineering Questions/general science
On: Posted in Engineering Questions Comments: 1 Views: 55

general science

 

Which of the following is used as a lubricant?

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1 Comment

  1. prakash
    2012-11-14T10:24:55+05:30Added a comment on November 14, 2012 at 10:24 am

    oil is also the lubricant where is options

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